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Petrol Prices in Swanley
Average today: unleaded 166.9p · diesel 191.4p ·
UK average 167.8p / 189.3p
Checked 10 September 2026 · retailer-reported prices, changes filed within 30 minutes
Swanley trend: Unleaded ▲ 2.0p · 7d · Diesel ▲ 4.0p · 7d
The cheapest unleaded in Swanley today is 164.9p
at Harvest Energy, W J King (garages) Ltd. Filling a 55-litre tank at the cheapest station instead of the priciest saves about £2.20.
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